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Anti counterfeiting label, tear open and leave words
✅ Tamper-Proof & Anti-Counterfeit + RoHS Compliance
The irreversible color-changing design prevents artificial tampering and repair, realizing effective anti-counterfeiting and water damage traceability. The product is halogen-free, non-toxic and fully RoHS compliant, meeting international electronic industry environmental standards, safe for all kinds of precision electronic product assembly and monitoring.
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size:6*3mm
Pure white when dry; turns bright red within 2–5 seconds once touching liquid water. Irreversible color change can never fade or recover, preventing human tampering. It won’t discolor under normal high humidity; only liquid water triggers reaction for accurate after-sales judgment.
Our Waterproof Indicator Sticker is a professional water damage monitoring and anti-counterfeit labeling product specially developed for precision electronic equipment, PCB circuit boards and industrial sensitive devices. Using high-grade waterproof PET base material and exclusive water-sensitive color-changing coating, matched with high-viscosity environmental protection adhesive, this sticker achieves accurate water ingress detection, tamper-proof warning and long-term stable monitoring.
The most prominent advantage of this indicator sticker is its irreversible color-changing mechanism. The label keeps pure white under normal dry environment. Once exposed to liquid water or dense water vapor, it will quickly and evenly turn bright red and cannot be restored to the original state. It provides credible visual proof of water damage, which is widely used for product quality judgment, after-sales dispute judgment and equipment failure tracing.
Different from ordinary sensitive labels, this upgraded waterproof indicator sticker has excellent anti-mist and anti-humidity interference ability. The waterproof base layer effectively isolates daily air moisture and slight dampness, avoiding false triggering and ensuring detection accuracy only for effective water intrusion. It features ultra-high sensitivity, which can capture tiny water leakage and local moisture erosion that are invisible to naked eyes.
With strong and stable adhesive force, the sticker fits firmly on various substrate surfaces including electronic shells, PCB boards, metal panels and plastic casings. It resists daily vibration and temperature changes without falling off. Clean peeling with no residue ensures no damage to precision electronic components and equipment surfaces during after-sales inspection and maintenance.
Complying with RoHS environmental protection standards, the product is non-toxic, pollution-free and halogen-free, fully meeting global electronic manufacturing requirements. It is widely applicable for mobile phones, tablets, precision instruments, server line cards, PCB circuit boards, medical equipment and other high-precision products, serving as an essential auxiliary material for water damage monitoring, quality control and after-sales risk prevention in the electronic industry.
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